Inventor · disambiguated record
Hideki Maeshima
Also filed as: MAESHIMA HIDEKI
70 granted patents·4 pending applications·1,621 citations·filing 2002–2024
99Inventor score
Top patents by PatentIndex Score
74 records- 0199US8688003B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2012·Granted Apr 1, 2014·30 cites·48 claims
- 0299US8369743B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2008·Granted Feb 5, 2013·57 cites·24 claims
- 0399US7813671B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2008·Granted Oct 12, 2010·63 cites·14 claims
- 0499US7340197B2Process cartridge, mounting mechanism therefor and electrophotographic image forming apparatusCANON KK·Filed 2005·Granted Mar 4, 2008·62 cites·16 claims
- 0599US7158735B2Process cartridge, mounting method of electrophotographic photosensitive drum and replacing method of the photosensitive drumCANON KK·Filed 2004·Granted Jan 2, 2007·123 cites·7 claims
- 0699US7046942B2Process cartridge and image forming apparatusCANON KK·Filed 2005·Granted May 16, 2006·70 cites·4 claims
- 0799US6980758B2Process cartridge, mounting mechanism therefor and electrophotographic image forming apparatusCANON KK·Filed 2003·Granted Dec 27, 2005·155 cites·16 claims
- 0898US11073787B2Process cartridge with a coupling member having a movable force receiving portionCANON KK·Filed 2020·Granted Jul 27, 2021·5 cites·28 claims
- 0998US7349649B2Process cartridge, positioning mechanism therefor and electrophotographic image forming apparatusCANON KK·Filed 2006·Granted Mar 25, 2008·48 cites·10 claims
- 1098US7127194B2Process cartridge, positioning mechanism therefor and electrophotographic image forming apparatusCANON KK·Filed 2003·Granted Oct 24, 2006·83 cites·16 claims
- 1198US7072603B2Process cartridge and holding memberCANON KK·Filed 2004·Granted Jul 4, 2006·106 cites·28 claims
- 1298US6968142B2Process cartridge and image forming apparatusCANON KK·Filed 2003·Granted Nov 22, 2005·89 cites·4 claims
- 1398US6947686B2Process cartridge and spacer for sameCANON KK·Filed 2003·Granted Sep 20, 2005·101 cites·20 claims
- 1497US8583006B2Electrophotographic image forming apparatus and process cartridge with electrical contacts that urge developer roller to photosensitive drumMURAYAMA KAZUNARI·Filed 2012·Granted Nov 12, 2013·28 cites·4 claims
- 1597US8213828B2Electrophotographic image forming apparatus and process cartridge mounted thereto having contacts electrically connecting with an electrical contactMURAYAMA KAZUNARI·Filed 2007·Granted Jul 3, 2012·52 cites·17 claims
- 1697US7088939B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2004·Granted Aug 8, 2006·80 cites·8 claims
- 1797US7072594B2Developing apparatus, process cartridge, and image forming apparatusCANON KK·Filed 2004·Granted Jul 4, 2006·82 cites·15 claims
- 1896US10691063B2Process cartridge and image forming apparatusCANON KK·Filed 2018·Granted Jun 23, 2020·9 cites·20 claims
- 1996US10025266B2Process cartridge including a coupling member and a sheet that contacts the coupling memberCANON KK·Filed 2016·Granted Jul 17, 2018·9 cites·2 claims
- 2096US9880517B2Process cartridge and image forming apparatusCANON KK·Filed 2015·Granted Jan 30, 2018·14 cites·4 claims
- 2196US9632479B2Process cartridge and image forming apparatusCANON KK·Filed 2015·Granted Apr 25, 2017·10 cites·5 claims
- 2296US8565639B2Process cartridge and image forming apparatusNITTANI SUSUMU·Filed 2011·Granted Oct 22, 2013·48 cites·10 claims
- 2396US7162181B2Remanufacturing method for process cartridgeCANON KK·Filed 2004·Granted Jan 9, 2007·74 cites·11 claims
- 2495US9696684B2Process cartridge and image forming apparatusCANON KK·Filed 2016·Granted Jul 4, 2017·7 cites·2 claims
- 2595US9063501B2Developer accommodating unit with light guide member for detecting remaining toner amountCANON KK·Filed 2013·Granted Jun 23, 2015·19 cites·16 claims
- 2695US7466939B2Electrophotographic image forming apparatus to which a plurality of process cartridges are detachably mountable by using a moving guide and an opening and closing memberCANON KK·Filed 2006·Granted Dec 16, 2008·21 cites·15 claims
- 2792US7092657B2Electrophotographic image forming apparatus, and process cartridgeCANON KK·Filed 2004·Granted Aug 15, 2006·38 cites·15 claims
- 2891US10712707B2Process cartridge having a positioning portion capable of positioning a driving force receiving portion of a coupling memberCANON KK·Filed 2018·Granted Jul 14, 2020·2 cites·21 claims
- 2990US10698361B2Process cartridge having a coupling member and a coupling member supporting portionCANON KK·Filed 2018·Granted Jun 30, 2020·2 cites·40 claims
- 3090US8831487B2Regulating device, image bearing member cleaning device, developing device, cleaning device, process cartridge and image forming apparatusKASHIIDE YOSUKE·Filed 2011·Granted Sep 9, 2014·6 cites·16 claims
- 3190USD519150SImage forming apparatusCANON KK·Filed 2004·Granted Apr 18, 2006·41 cites·1 claims
- 3289US12292711B2Process cartridge and image forming apparatusCANON KK·Filed 2024·Granted May 6, 2025·0 cites·30 claims
- 3388US12174582B2Process cartridge and image forming apparatusCANON KK·Filed 2024·Granted Dec 24, 2024·0 cites·16 claims
- 3484US12130581B2Process cartridge and image forming apparatusCANON KK·Filed 2023·Granted Oct 29, 2024·0 cites·53 claims
- 3583US10101688B2Gear unit, developing device, and manufacturing method thereforCANON KK·Filed 2016·Granted Oct 16, 2018·2 cites·24 claims
- 3683US9785086B2Developer container, developing device, process cartridge, and image forming apparatusCANON KK·Filed 2016·Granted Oct 10, 2017·2 cites·19 claims
- 3782USD587304SToner cartridgeCANON KK·Filed 2007·Granted Feb 24, 2009·27 cites·1 claims
- 3881US9519264B2Process cartridge and image forming apparatusCANON KK·Filed 2015·Granted Dec 13, 2016·2 cites·6 claims
- 3979US11687029B2Process cartridge and image forming apparatusCANON KK·Filed 2021·Granted Jun 27, 2023·0 cites·53 claims
- 4078US9507318B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2015·Granted Nov 29, 2016·1 cites·4 claims
- 4178US9122237B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2014·Granted Sep 1, 2015·1 cites·39 claims
- 4275US11320782B2Process cartridge and image forming apparatusCANON KK·Filed 2020·Granted May 3, 2022·0 cites·14 claims
- 4375US11314201B2Process cartridge and image forming apparatusCANON KK·Filed 2020·Granted Apr 26, 2022·0 cites·18 claims
- 4475US10838356B2Process cartridge and image forming apparatusCANON KK·Filed 2019·Granted Nov 17, 2020·0 cites·29 claims
- 4574US9285756B2Regulating device, image bearing member cleaning device, developing device, cleaning device, process cartridge and image forming apparatusCANON KK·Filed 2014·Granted Mar 15, 2016·1 cites·10 claims
- 4673US11392079B2Process cartridge and image forming apparatusCANON KK·Filed 2020·Granted Jul 19, 2022·0 cites·11 claims
- 4771US9964921B2Process cartridge and image forming apparatusCANON KK·Filed 2017·Granted May 8, 2018·0 cites·9 claims
- 4870US9310713B2Developer container, developing device, process cartridge, and image forming apparatusCANON KK·Filed 2015·Granted Apr 12, 2016·1 cites·25 claims
- 4970US9075387B2Cartridge and image forming apparatusCANON KK·Filed 2013·Granted Jul 7, 2015·1 cites·18 claims
- 5069US9239544B2Development apparatus, process cartridge, and image forming apparatusCANON KK·Filed 2013·Granted Jan 19, 2016·1 cites·38 claims
Showing the top 50 of 74 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →